// 封装分类数据业务相关的代码
import { onMounted, ref } from 'vue';
import { getCategoryAPI } from '@/apis/category';
import { onBeforeRouteUpdate, useRoute } from 'vue-router'

export function useCategory() {
    const categoryData = ref({})
    const route = useRoute()
    const getCategory = async (id = route.params.id) => {
        const res = await getCategoryAPI(id)
        categoryData.value = res.result
        console.log(categoryData.value)
    }

    onMounted(() => getCategory())
    // watchEffect(() => getCategory())
    // 目标:路由参数变化的时候 可以把分类数据接口重新发送
    onBeforeRouteUpdate((to) => {
        getCategory(to.params.id)
    })

    return{
        categoryData
    }
}